US3074062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for synchronization and range measurement with a semiactive-to-active radar guided missile
Assignee: Individual
•
Filing: 1955-08-12
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Granted: 1963-01-15
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Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Alpers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:24
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A SYSTEM FOR SYNCHRONIZATION AND RANGE MEASUREMENT WITH SEMIACTIVE TO ACTIVE RADAR GUIDED MISSILES COMPRISING MEANS ON SAID MISSILE FOR TRANSMITTING A SYNCHRONIZING PULSE, MEANS ON A LAUNCHING AIRCRAFT FOR RECEIVING SAID SYNCHRONIZING PULSE AND TRANSMITTING A HIGHLY DIRECTIVE RADAR PULSE TOWARD A TARGET, MEANS IN THE NOSE OF SAID MISSILE FOR RECEIVING A PRIMARY ECHO FROM SAID TARGET, MEANS ON SAID AIRCRAFT FOR RECEIVING A SECONDARY ECHO FROM SAID TARGET AND RELAYING SAID SECONDARY SIGNAL TO SAID MISSILE, MEANS ON SAID MISSILE FOR COMPARING THE TIME INTERVALS REQUIRED FOR THE PRIMARY AND SECONDARY PATHS AND DETERMINING THE TRUE RADAR RANGE FROM THE MISSILE TO THE TARGET, AND MEANS RESPONSIVE TO A PREDETERMINED RANGE FOR TRANSMITTING A HIGHLY DIRECTIVE PULSE FROM THE NOSE OF SAID MISSILE AND RECEIVING AN ECHO SIGNAL FROM THE TARGET DIRECTLY AND DISCONTINUING THE ACTION OF THE TRANSMITTER IN THE MISSILE.
Claim 2
Independent Claim
145 words
A SYSTEM FOR SYNCHRONIZATION AND RANGE MEASUREMENT WITH SEMIACTIVE TO ACTIVE RADAR GUIDED MISSILES COMPRISING MEANS ON SAID MISSILE FOR TRANSMITTING A SYNCHRONIZING PULSE, MEANS ON A LAUNCHING AIRCRAFT FOR RECEIVING SAID SYNCHRONIZING PULSE AND TRANSMITTING A HIGHLY DIRECTIVE RADAR PULSE TOWARD A TARGET, MEANS IN THE NOSE OF SAID MISSILE FOR RECEIVING A PRIMARY ECHO FROM SAID TARGET, MEANS ON SAID AIRCRAFT FOR RECEIVING A SECONDARY ECHO FROM SAID TARGET AND RELAYING SAID SECONDARY SIGNAL TO SAID MISSILE, MEANS ON SAID MISSILE FOR COMPARING THE TIME INTERVALS REQUIRED FOR THE PRIMARY AND SECONDARY PATHS AND DETERMINING THE TRUE RADAR RANGE FROM THE MISSILE TO THE TARGET, AND MEANS RESPONSIVE TO A PREDETERMINED RANGE FOR TRANSMITTING A HIGHLY DIRECTIVE PULSE FROM THE NOSE OF SAID MISSILE AND RECEIVING AN ECHO SIGNAL FROM THE TARGET DIRECTLY AND DISCONTINUING THE ACTION OF THE TRANSMITTER IN THE MISSILE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |